Math Olympiad grade 3-4.pdf

Math Olympiad Problems grade 3-4

1. Selasa 2 Juni 2020







EDUVISI ONLINE CLASS
OLIMPIADE INTERNASIONAL
3-4
HOMEWORK
Selasa 2 Juni 2020

2. Selasa 2 Juni 2020
1. Sophie draws kangaroos : a blue one, then a green, then a red, then a black, then a
yellow, a blue, a green, a red, a black, and so on…What colour is the 170
th
kangaroo?
2. In the picture the distance ��=10??????,��=15??????,��=22??????. Find the distance BC.



3. The table below shows the
quantity of different types of
flowers in the Botanical
garden. Ted asked the gardener
and found out, that there were
35 azaleas, 50 irises and 85 roses in the garden. What is the number of gerberas
growing in the garden?


4. In the teachers' room there are 6 tables with 4 chairs each, 4 tables with 2 chairs each,
and 3 tables with 6 chairs each. How many chairs are there altogether?

5. Chris constructed the brick on the picture using red and blue cubes
of the same size. The outside of the brick is completely red, but all
cubes used inside are blue. How many blue cubes did Chris use?

6. Jumpy the frog has been training for the Animal Olympics. His longest jump during
the training was 50 dm 50 cm and 50 mm long. He won the gold medal at the end of
the Olympics with a jump that was 123 cm longer. How long was Jumpy's winning
jump?

7. Betty likes calculating the sum of the digits that she sees on her digital clock (for
instance, if the clock shows 21:17, then Betty gets 11). What is the biggest sum she
can get if the clock is a 24-hour clock?

8. Joe forms his sequence by starting with the number N and adding the number D
continuously. His second number is 9 and his fifth number is 21. What is his 1000
th
number?

3. Selasa 2 Juni 2020

9. If the length of the side of each little square is 1 cm
2
, what is
the area of the letter N?




10. A cylindrical glass that is 10cm high
is partially filled with water. You see
the glass in two positions. What is the
height of the water when the glass is
upright?